305W, -12V, 5V, 5V, 12V AC to DC Multi-Output Power Supply for ATX Power Supply

Reference Design using part NCP1027P065G by onsemi

Manufacturer

onsemi
  • Application Category
    Power Supplies
  • Product Type
    AC to DC Multi-Output Power Supplies

Description

  • NCP1562. A Continuous Conduction Mode (CCM) Power Factor Correction (PFC) IC was employed for the active PFC circuit. This IC, the NCP1653 provides an integrated, robust and cost effective PFC solution. The standby controller, NCP1027, is an optimized IC for the ATX power supply and incorporates a high-voltage MOSFET

Key Features

  • Conversion Type
    AC to DC
  • Input Voltage
    90 to 265 (AC) V
  • Output Voltage
    -12|5|5|12 V
  • Output Current
    1@-12V|2.5@5V|18@12V|22@5V A
  • Output Power
    305 W
  • Efficiency
    80 %
  • Topology
    Forward- Active Clamp

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